Robert Baxter - President
Softwash Squad
860 Willow Drive - Dakota Dunes, SD 57049
844 - WASH SQUAD
(844) 927-4778
I doubt OxiWash will remove those hard water stains. You will need a product like F9, but I would do a small test spot to make sure you do not change the color of the painted metal or rip it off.
Owner - John Aloisio RRC, RRO
The Roof Wizard - Roof & Exterior Cleaning
880 S. Grand St. , Hammonton, NJ 08037
John@theroofwizard.net
www.theroofwizard.net
609-705-0093